EP 0395245 B1 19950906 - Apparatus for troubleshooting photoimage plating problems in printed circuit board manufacturing.
Title (en)
Apparatus for troubleshooting photoimage plating problems in printed circuit board manufacturing.
Title (de)
Vorrichtung zum Aufsuchen von Störungen bei der Herstellung von phototechnisch realisierten Überzügen auf Leiterplatten.
Title (fr)
Appareil de dépannage pour la fabrication phototechnique de revêtements de plaques à circuits intégrés.
Publication
Application
Priority
US 34478289 A 19890428
Abstract (en)
[origin: EP0395245A2] An apparatus and method are disclosed for testing electrodeposition processes used in printed circuit board manufacture. The apparatus, having a photoresist pattern on a test printed circuit board, for use in a Hull Cell to determine efficiency, uniformity, and interactions of the process on the surface of the printed circuit board in order to provide for design rules and process specifications.
IPC 1-7
IPC 8 full level
G01N 27/416 (2006.01); C25D 7/00 (2006.01); G01N 27/26 (2006.01); G03F 7/26 (2006.01); H05K 3/18 (2006.01); H05K 3/24 (2006.01)
CPC (source: EP US)
C25D 5/022 (2013.01 - EP US); C25D 21/12 (2013.01 - EP US); G03F 7/26 (2013.01 - EP US); H05K 3/241 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
US 4935108 A 19900619; DE 69022101 D1 19951012; DE 69022101 T2 19960215; EP 0395245 A2 19901031; EP 0395245 A3 19920812; EP 0395245 B1 19950906; JP 2945072 B2 19990906; JP H034158 A 19910110
DOCDB simple family (application)
US 34478289 A 19890428; DE 69022101 T 19900406; EP 90303721 A 19900406; JP 11498890 A 19900427